Buenos Aires

$388+ Cheap flights from San Francisco (SFO) to Buenos Aires (BUE)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/10. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — BUE
Jun 17 — Jun 241
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Cheapflights Tip: The best prices from San Francisco to Buenos Aires are usually found in May or October, booked 6 days in advance, depart on a Wednesday or Tuesday and return on a Tuesday

Cheap flight deals from San Francisco to Buenos Aires

Discover tips and strategies to find the most affordable flight options for your journey from San Francisco (SFO) to Buenos Aires (BUE). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated June 12, 2025.

Round-trip from

$835
(LATAM Airlines)

One-way from

$388
(Priceline)

Popular in

December

Cheapest in

May

Average price

$1,183
From San Francisco to Buenos Aires (BUE)
One-way flight from San Francisco to Buenos Aires (BUE)
Highest demand for flights based on searches. 7% potential increase in price ($93 potential increase over avg. RT price).
Cheapest flight prices on average. 2% potential price decrease ($32 potential savings vs. average RT price).
Average for round-trip flights in June 2025

Find flight deals from San Francisco to Buenos Aires

Cheapest flights from San Francisco to Buenos Aires
Explore the most affordable flight options available from San Francisco to Buenos Aires. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.

This LATAM Airlines deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/258:55 amSFO - AEP
2 stops25h 05mLATAM Airlines
Fri 8/295:00 pmAEP - SFO
2 stops29h 52mLATAM Airlines
Deal found 6/10$835
This Gotogate deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/1212:05 amSFO - EZE
3 stops21h 20mAvianca
Tue 10/212:30 amEZE - SFO
3 stops24h 15mAvianca
Deal found 6/11$857
This Orbitz deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/111:45 pmSFO - EZE
2 stops34h 45mAir Canada
Mon 9/154:35 pmEZE - SFO
2 stops22h 36mAir Canada
Deal found 6/10$901
This LATAM Airlines deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/281:00 pmSFO - EZE
2 stops25h 45mLATAM Airlines
Tue 11/117:15 amEZE - SFO
2 stops32h 16mLATAM Airlines
Deal found 6/11$913
This Priceline deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/1411:15 pmSFO - AEP
2 stops25h 25mAvianca
Wed 11/197:00 amAEP - SFO
2 stops19h 55mAvianca
Deal found 6/11$916
This Mytrip deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/612:05 amSFO - AEP
3 stops31h 26mMultiple Airlines
Thu 10/2310:10 pmAEP - SFO
3 stops28h 35mMultiple Airlines
Deal found 6/10$938
This Mytrip deal was found by Cheapflights users on 6/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/22:30 amSFO - EZE
3 stops31h 06mMultiple Airlines
Wed 9/176:40 amEZE - SFO
3 stops20h 05mMultiple Airlines
Deal found 6/9$980
This Copa Airlines deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/171:28 amSFO - EZE
1 stop22h 46mCopa Airlines
Mon 9/293:47 amEZE - SFO
1 stop23h 53mCopa Airlines
Deal found 6/10$1,008
This United Airlines deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/135:00 amSFO - EZE
1 stop23h 00mUnited Airlines
Wed 10/229:00 pmEZE - SFO
1 stop23h 30mUnited Airlines
Deal found 6/10$1,025
This Delta deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/279:00 amSFO - EZE
1 stop20h 45mDelta
Mon 11/38:55 pmEZE - SFO
2 stops23h 17mDelta
Deal found 6/10$1,030

Cheapflights Fare Finder

Customize your flight search to find flights from San Francisco to Buenos Aires that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated June 12, 2025.
Use the filters below to find and compare flights from San Francisco to Buenos Aires that are best for you.

Fly from

San Francisco

Fly to

Buenos Aires

Route

Depart

Return

Price

San FranciscoBuenos Aires

SFO - AEP

SFOAEP

San Francisco

Mon 8/25

8:55 am-2:00 pm

2 stops25h 05m

Buenos Aires Jorge Newbery

Fri 8/29

5:00 pm-6:52 pm

2 stops29h 52m

$835

San FranciscoBuenos Aires

SFO - EZE

SFOEZE

San Francisco

Sun 10/12

12:05 am-1:25 am

3 stops21h 20m

Buenos Aires Ministro Pistarini

Tue 10/21

2:30 am-10:45 pm

3 stops24h 15m

$857

San FranciscoBuenos Aires

SFO - EZE

SFOEZE

San Francisco

Mon 9/1

11:45 pm-2:30 pm

2 stops34h 45m

Buenos Aires Ministro Pistarini

Mon 9/15

4:35 pm-11:11 am

2 stops22h 36m

$901

San FranciscoBuenos Aires

SFO - EZE

SFOEZE

San Francisco

Tue 10/28

1:00 pm-6:45 pm

2 stops25h 45m

Buenos Aires Ministro Pistarini

Tue 11/11

7:15 am-10:31 am

2 stops32h 16m

$913

San FranciscoBuenos Aires

SFO - AEP

SFOAEP

San Francisco

Fri 11/14

11:15 pm-5:40 am

2 stops25h 25m

Buenos Aires Jorge Newbery

Wed 11/19

7:00 am-9:55 pm

2 stops19h 55m

$916

San FranciscoBuenos Aires

SFO - AEP

SFOAEP

San Francisco

Mon 10/6

12:05 am-11:31 am

3 stops31h 26m

Buenos Aires Jorge Newbery

Thu 10/23

10:10 pm-10:45 pm

3 stops28h 35m

$938

San FranciscoBuenos Aires

SFO - EZE

SFOEZE

San Francisco

Tue 9/2

2:30 am-1:36 pm

3 stops31h 06m

Buenos Aires Ministro Pistarini

Wed 9/17

6:40 am-10:45 pm

3 stops20h 05m

$980

San FranciscoBuenos Aires

SFO - EZE

SFOEZE

San Francisco

Wed 9/17

1:28 am-4:14 am

1 stop22h 46m

Buenos Aires Ministro Pistarini

Mon 9/29

3:47 am-11:40 pm

1 stop23h 53m

$1,008

San FranciscoBuenos Aires

SFO - EZE

SFOEZE

San Francisco

Mon 10/13

5:00 am-8:00 am

1 stop23h 00m

Buenos Aires Ministro Pistarini

Wed 10/22

9:00 pm-4:30 pm

1 stop23h 30m

$1,025

San FranciscoBuenos Aires

SFO - EZE

SFOEZE

San Francisco

Mon 10/27

9:00 am-9:45 am

1 stop20h 45m

Buenos Aires Ministro Pistarini

Mon 11/3

8:55 pm-3:12 pm

2 stops23h 17m

$1,030

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/12

Showing 1-10 of 23 results
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Best time to book a flight from San Francisco to Buenos Aires

Have a flexible travel schedule? Discover the best time to fly to Buenos Aires from San Francisco with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from San Francisco to Buenos Aires

How far ahead should I book a flight from San Francisco to Buenos Aires?

Use this chart to determine the optimal time to book a round-trip flight from San Francisco to Buenos Aires. Price data was last updated on June 9, 2025.

Booking 6 days in advance of your planned departure date is, on average, the best time to get cheap flights from San Francisco to Buenos Aires. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from San Francisco to Buenos Aires?

Currently, April is the cheapest month in which you can book a flight from San Francisco to Buenos Aires (average of $795). Flying from San Francisco to Buenos Aires in December is currently the most expensive (average of $1,260). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from SFO to BUE?

Find hourly flight availability from San Francisco to Buenos Aires. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 12, 2025.

It’s optimal to fly from San Francisco to Buenos Aires in the afternoon. By choosing this option you can save up to 22% on the cost of your flight, compared to a flight at noon.

What is the cheapest day to fly from San Francisco to Buenos Aires?

Use this chart to determine the cheapest time to fly round-trip from San Francisco to Buenos Aires. Price data was last updated on October 6, 2024.

Travelers seeking maximum savings on their San Francisco to Buenos Aires flight should consider departing on Sunday afternoons when fares are most often at their lowest. Saturday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Rainfall in Buenos Aires by month

Plan your trip to Buenos Aires by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Buenos Aires ranges from 2.0 - 3.9 inches per month. January is typically the wettest month, when rainfall can reach 3.9 in. June is typically the driest time to visit Buenos Aires when rainfall is around 2.0 in.

Temperature in Buenos Aires by month

Plan your trip to Buenos Aires by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Buenos Aires, use this chart to help with planning. For those seeking warmer temperatures, January is the ideal time of year to visit, when temperatures reach an average of 77.0 F. Travelers looking to avoid the cold should look outside of June, when temperatures are typically at their lowest (around 51.8 F).

Reviews of airlines servicing Buenos Aires

Get insights into the airlines that provide service to Buenos Aires. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Buenos Aires. Reviews last updated June 12, 2025.
To help decide which airline to fly from San Francisco to Buenos Aires, see what other customers have to say about Delta, LATAM Airlines and Copa Airlines. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
8.0
Very good

Food

7.3

Overall

8.0

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
8.0
Very good
8.0
Very good

Food

7.3

Overall

8.0

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
8.0
Very good

Food

7.3

Overall

8.0

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
8.0
Very good

Food

7.3

Overall

8.0

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
8.0
Very good

Food

7.3

Overall

8.0

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
8.0
Very good

Food

7.3

Overall

8.0

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

Find useful and relevant information for your journey from San Francisco to Buenos Aires. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • What airport do you fly from for flights from San Francisco to Buenos Aires?

    Located just 11.8 mi from the city center, San Francisco is the airport most travelers will use when flying to Buenos Aires from San Francisco. Booking flights from San Francisco (SFO) to Buenos Aires should be relatively easy as there are 0 daily outbound flights to Buenos Aires from 7 different airlines.

  • What are the cheapest airlines flying from San Francisco to Buenos Aires round-trip?

    Flying on LATAM Airlines is currently your cheapest option to Buenos Aires, with prices starting at $835. Additional round-trip tickets that might be worth considering are offered by Avianca and Air Canada, with the lowest prices starting at $861 and $901, respectively. LATAM Airlines is 31% cheaper than the average price of flights available within the next 90 days to this destination.

  • What are the cheapest airlines to fly from San Francisco to Buenos Aires one-way?

    The cheapest airlines for a one-way flight from San Francisco to Buenos Aires are Avianca ($388), LATAM Airlines ($606), and Delta ($758).

  • What are the most popular routes from San Francisco to Buenos Aires?

  • Where are the most common layover locations when flying from San Francisco to Buenos Aires?

  • What are some popular things to do or see while on a layover in Houston?

    Houston travelers tend to visit Space Center Houston, House of Blues Houston, and Revention Music Center more than anywhere else. Space Center Houston, House of Blues Houston, and Revention Music Center are located about 33.5 mi, 16.1 mi, and 15.5 mi, respectively from Houston George Bush Intcntl. Travelers can book a car rental at Houston George Bush Intcntl for about $41 per day to make their sightseeing more efficient.

  • What are some popular points of interest to see during a layover in Panama City?

    The majority of Panama City visitors spend their time at Panama Old Cathedral, Amador Causeway, and Panama Canal. Panama Old Cathedral, Amador Causeway, and Panama Canal are located about 13.2 mi, 14.7 mi, and 15.1 mi, respectively from Panama City Tocumen Intl. Those on a layover in Panama City in need of a rental car can book one at Panama City Tocumen Intl for about $11.

  • Where are the least popular layover locations for San Francisco to Buenos Aires flights?

  • Can I find deals for flights from San Francisco to Buenos Aires that include hotel bookings?

    Yes. In addition to deals on San Francisco to Buenos Aires flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from San Francisco to Buenos Aires?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from San Francisco to Buenos Aires.

  • Can I find deals for business class flights from San Francisco to Buenos Aires?

    Yes. Cheapflights offers flight deals from San Francisco to Buenos Aires by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from San Francisco to Buenos Aires?

    Currently, April is the cheapest month in which you can book a flight from San Francisco to Buenos Aires (average of $795). Flying from San Francisco to Buenos Aires in December is currently the most expensive (average of $1,260). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Alternative routes for San Francisco to Buenos Aires

See prices for flight routes from nearby airports that may be better suited for you.

Top 7 airlines flying from San Francisco to Buenos Aires

Discover the top 7 airlines that operate flights from San Francisco to Buenos Aires. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
LATAM AirlinesCheapest$658Average$1,017FlexibilityNo cancel feeOn-time81%
AviancaCheapest$744Average$959FlexibilityNo cancel feeOn-time71%
Copa AirlinesCheapest$994Average$1,216FlexibilityNo cancel feeOn-time70%
American AirlinesCheapest$1,023Average$1,351FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$1,025Average$1,365FlexibilityNo cancel feeOn-time69%
DeltaCheapest$1,085Average$1,477FlexibilityNo cancel feeOn-timeN/A
AeromexicoCheapest$1,119Average$1,270FlexibilityNo cancel feeOn-timeN/A

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